The SQL Coding Exercise is from oj-leet Online Judge and you can submit your solution to this problem here: https://oj.leetcode.com/problems/employees-earning-more-than-their-managers/ The Employee table holds all employees including their managers. …
The Tweeter is not good at displaying all tweets. I have more than 600 tweets so far (most of them are sent by PHP script at VPS). If you …
Question: Write a SQL query to get the second highest salary (distinct) from the Employee table. +----+--------+ | Id | Salary | +----+--------+ | 1 | 100 | | …
Almost every wordpress theme has a footer.php file that contains the layout for the page footer. You can insert the following PHP+MySQL code to display some statistics of the …
WordPress is based on PHP and MySQL. So it is very flexible and powerful. This article will guide you how to create a page that shows the comment statistics …